نتایج جستجو برای: ماتریس eef

تعداد نتایج: 9347  

در سال‌های اخیر، شبکه‌های حسگر بصری (VSNs) متشکل از گره‌های دوربین‌دار، به‌عنوان کلاس جدیدی از شبکه‌های بی‌سیم به‌وجود آمده‌اند. گره‌های دوربین‌دار علی‌رغم محدودیت منابع، با همکاری همدیگر قابلیت ثبت و ارسال داده‌های تصویری را دارند. شبکه‌های حسگر بصری کاربردهای بسیاری را با تکیه بر اطلاعات به‌دست‌آمده از گره‌های دوربین‌دار و ارسال داده‌های مهم به‌سمت مقصد مشخص (چاهک) تحقق می‌بخشند. بررسی‌ها نشا...

Journal: :Journal of Physical Chemistry Letters 2021

When a molecule dissociates, the exact Kohn–Sham (KS) and Pauli potentials may form step structures. Reproducing these steps correctly is central for description of dissociation charge-transfer processes in density functional theory (DFT): The align KS eigenvalues dissociating subsystems relative to each other determine where electrons localize. While height can be calculated from asymptotic be...

2015

It also incorporates student learning through a separate Student Impact Rating that determines the length and intensity of an educator’s evaluation plan, an element distinct from educators’ Summative Performance Rating.2 This aspect of the EEF stands in contrast to other states’ educator evaluation systems, which include specific formulas and base up to 50 percent of educators’ ratings on stude...

2015

As part of a study of the implementation of the Massachusetts Educator Evaluation Framework (EEF), SRI International and its partners (Abt Associates, Nancy Brigham Associates, and J Koppich & Associates) visited Massachusetts school districts in spring 2015 to identify and share promising evaluation practices. The research team interviewed teachers, principals, and administrators in three dist...

Journal: :Crop Science 2021

Abstract High quality turfgrass requires adequate amounts of nitrogen (N) fertilizer. However, excess N application can increase losses via leaching and gaseous emissions. Enhanced efficiency fertilizers (EEF) humic substances have been used to decrease the environment. A two‐year field experiment was conducted on a native soil with Kentucky bluegrass ( Poa pratensis L.) investigate if addition...

2008

Water is generally regarded as the most important natural resource in the interior Columbia River basin (ICRB). Public agencies managing forested headwater source areas are under increasing pressure to document water quantity and quality, and the effects of background and anthropogenic disturbances that influence them. Fire is widely recognized as the primary disturbance process affecting ecolo...

2015
Song Peng Lian Zhang Liang Hu Jinyun Chen Jin Ju Xi Wang Rong Zhang Zhibiao Wang Wenzhi Chen Bernhard Schaller.

The aim of this article is to analyze factors affecting sonication dose and build a dosimetry model of high-intensity focused ultrasound (HIFU) ablation for uterine fibroids. Four hundred and three patients with symptomatic uterine fibroids who underwent HIFU were retrospectively analyzed. The energy efficiency factor (EEF) was set as dependent variable, and the factors possibly affecting sonic...

Journal: :Forests 2021

Intensively managed forest plantations often require fertilization to maintain site fertility and improve growth yield over successive rotations. We applied urea-based “enhanced-efficiency fertilizers” (EEF) containing 0.5 atom% 15N at a rate of 224 kg N ha−1 soils under mid-rotation black walnut (Juglans nigra L.) track the fate within aboveground ecosystem components during 12-month period af...

Journal: :Agriculture 2023

Evaluating the effectiveness of fertilizers on crops without traditional yield is difficult, as clipping collection time-consuming and not indicative desired response to fertilizer. Remote sensing techniques, like normalized difference vegetation index (NDVI), have emerged an effective tool combat these issues. Canopy reflectance, measured by NDVI, commonly used differentiate turfgrass nitrogen...

2009
James E. Dombrowski Ruth C. Martin

Lolium temulentum L. (Darnel ryegrass) is a valuable model grass species for the study of stress in forage and turf grasses. Gene expression analysis by quantitative real-time RT-PCR relies on the use of proper internal standards. The aim of this studywas to identify and evaluate reference genes for use in real-time quantitative RT-PCR for abiotic stress studies in L. temulentum. Partial sequen...

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